German man who made headlines and landed in jail after pretending for years to be a Rockefeller -- an even deeper trouble now appearing in court again today. As a judge decides whether he should face charges for a murder that happened more than twenty years ago. ABC's Abbie Boudreau has more on the man who called himself Clark Rockefeller good morning -- Good morning George even after all these years he's still calling himself. Clark Rockefeller. And now this -- may soon stand trial for murder. He's been called a world class con man a German immigrants masquerading as an heir to the Rockefeller fortune. Now prosecutors are trying to prove Christian -- -- -- -- is also will cold blooded murderer. Do you agree. To -- and give up your right to a continuous preliminary hearing -- -- In court Wednesday -- judge was stunned when he wanted to be referred -- Clark Rockefeller. As they've never seen a circumstance where. A defendant is referred to in court by one of -- yankees back in 1985 he was living under yet another identity in California. That's when his landlady is 27 year old son John -- -- was brutally murder his remains were found years later and trash bags buried in the backyard. Police suspected your hearts -- but by then he was long gone. Years later across the country was hot nodding with the rich and famous convincing friends even his new wife he was Clark Rockefeller. I'm not saying that -- your choice of husband and it is pretty obvious. Wants but when she divorced him after discovering he was a fraud. He kidnapped their seven year old daughter after a six day worldwide manhunt your -- -- was arrested in Boston in 2008. And in this Boston Globe interview he talked about the kidnapping from behind bars six -- us and we'll. He was sentenced to five years in prison. That's when California detectives used his fingerprints to link him to the 1985. California murder -- arts writer says he's innocent. Now the judge will have to decide whether there's enough evidence to prove this so called con man. Is also a calculating killer. Now if he does that stand trial and if he is convicted he could face up to between six years up to life in prison. And George he will be back in court today his preliminary hearing is expected to last several more days.

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